<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8' />
    <title></title>
    <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
    <script src='../assets/mapbox-gl-dev.js'></script>
    <link href='../assets/mapbox-gl.css' rel='stylesheet'/>
    <style>
        body { margin:0; padding:0; }
        #map { position:absolute; top:0; bottom:0; width:100%; }
    </style>
</head>
<body>

<div id='map'>
</div>
<script>
    mapboxgl.accessToken = 'pk.eyJ1IjoibWFvcmV5IiwiYSI6ImNqNWhrenIwcDFvbXUyd3I2bTJxYzZ4em8ifQ.KHZIehQuWW9AsMaGtATdwA';
    var map = new mapboxgl.Map({
        container: 'map',
        style: 'mapbox://styles/mapbox/streets-v9',
        center: [-87.61694, 41.86625],
        zoom: 15.99,
        pitch: 40,
        bearing: 20
    });

    map.on('load', function() {

        map.addLayer({
            'id': 'room-extrusion',
            'type': 'fill-extrusion',
            'source': {
                // Geojson Data source used in vector tiles, documented at
                // https://gist.github.com/ryanbaumann/a7d970386ce59d11c16278b90dde094d
                'type': 'geojson',
                'data': 'https://www.mapbox.com/mapbox-gl-js/assets/data/indoor-3d-map.geojson'
            },
            'paint': {
                // See the Mapbox Style Spec for details on property functions
                // https://www.mapbox.com/mapbox-gl-style-spec/#types-function
                'fill-extrusion-color': {
                    // Get the fill-extrusion-color from the source 'color' property.
                    'property': 'color',
                    'type': 'identity'
                },
                'fill-extrusion-height': {
                    // Get fill-extrusion-height from the source 'height' property.
                    'property': 'height',
                    'type': 'identity'
                },
                'fill-extrusion-base': {
                    // Get fill-extrusion-base from the source 'base_height' property.
                    'property': 'base_height',
                    'type': 'identity'
                },
                // Make extrusions slightly opaque for see through indoor walls.
                'fill-extrusion-opacity': 0.5
            }
        });
    });
</script>

</body>
</html>
